2023年广西钦州市中考模拟化学试卷（附答案）

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2023
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17┯[$Dஹt2࠷ÉᵬஹèḄ⛳éü£ᑮÉᨵᢣIãVWḄéᡠý᪆bᨔḄᦑ⌱⚗┯ᦑ⌱Boூ௃Ḅᨵᐵ#Ḅ$%&'(ὃḄᐺ+#,-Ḅὃ./஺18.Aூ1௃Aஹ34᎔ᐭ7ᨵ89ᓄ;<Ḅᛛᧇ?@A?BC₩EFᑮᛛᧇ?HIJKLM89ᓄ;N4OKLM89ᓄ;KP4QR⌱⚗┯BஹST(KEFᑮUVḄWᮞ4HYZLMQR([ᡂ]89ᓄ;^M;_9ᓄ`Ka[QR⌱⚗bCஹST(KEFᑮcd⏚fᙠ4(ḄᨬᜧjNᙠkl(ḄḄᨬᜧLMmnᙠOmᑺ(ḄឋOm⌱⚗bDஹST(KEFᑮ`ᱏrḄstuv4wḄstOuvLMxuᱥuvḄᩩ{'uv◤⌕9<⌱⚗bᦑ⌱A஺19.Cூ1௃Aஹ~9ᓄ⏚╆ᔾᑖᔣᐸ#(4Mᦑ/ᫀObBஹ~9ᓄ_ᓄ╅QR[ᡂ~9ᓄ╅ᑮᑖnḄḄ/ᫀObCஹ;⏚┛_⏚QR[ᡂᓄ┛P4Ḅ;⏚┛x◀Ḅ;⏚┛Kᑮᐰ◀⏚¢£O¤ᩭ¦ᩖḄḄ/ᫀbDஹ¨P`©ª«¬©x®⏚«(¯ᣚ±«ª²¨P`Ḅ³´¬µឋ/ᫀOb஺ᦑ⌱C஺20.Dூ1௃A.¶·ஹ¸¹P4ᑣᵬP¼O½'⏚P¾¿᝞89ᓄ;P~9ᓄQR[ᡂ;⏚P4'QRᱥ(Áᨵ⏚⌱⚗┯B.᪷ÃÄឤÆ᝞ÇᵬP¼OKាÉᐰQRᑣ[ᡂḄ·P¸ḄÊPËN30g.⌱⚗┯ÌᫀÍ6⚓ᐳ14⚓

18C.ÓᑖQRḄ[ᡂᱥ(O½ᨵ4¿᝞~9ᓄPÔ⏚`QRK[ᡂ~9ᓄ`PÔ⏚´NÓᑖQR[ᡂᱥ(Áᨵ4஺⌱⚗┯D.¶ᵬ_·'ᓫஹ¼_¸'ᓄᔠᱥᑣØQRÙᔠ¯ᣚQRᓫPᓄᔠᱥ[ᡂᓫPᓄᔠᱥḄÚ⌱⚗bᦑ⌱D஺ூ௃Û⚪Ì⌕ᳮÓᑖQRQRḄᩩ{ᓽÁᨵ4[ᡂÓᑖQRßxa[஺21.(1)9ᐗå1æ9çè(2)2æ~çè(3)Na+Clூᑖ᪆௃(1)ᐗåÙïx⊤ñòᐗåòᐗåḄ½æçèᡠÙï“0”⊤ñ9ᐗå1æ9çèᦑ÷9ᐗå1æ9çè஺(2)H⊤ñ½æ~çè2H⊤ñ2æ~çèᦑ÷2æ~çè(3)ᓄ'ᵫèPè᪀ᡂḄᦑ÷Na+Clo22.üᨵ<¼⏣89ᓄ;³þW89ᓄ═.ூᑖ᪆௃ᱥḄឋᵨ⌶ᱥḄᵨ⌶ᐸឋᡠ⌕ᱥḄឋᵨ⌶஺ூ௃(1)ᨵ!"ᐹᨵᓄ%ឋ&Ḅᱯឋ(ᐙᐭ+,-./!Ḅ!"0(2)2⏥ᐹᨵ4567Ḅឋ89:;Ḅ<=>(ᵨ-6ᧇ0(3)ABᓄC(DEFGᦔ0(4)JKLMᜩᯠPᙠḄᨬSḄᱥTU〉ᔠᵨᩭᑴ-Zᴻᑐ0(5)ABᓄ╎4_`aBᓄbᑖcdABᓄ╎(ᵨ-efGᑴB!Ḅgᓄᑺ஺23.(1)ᜩᯠ!(2)ABCூ᪆௃পnᫀp7⚓ᐳ14⚓

19ᓄL6ᧇᒹu᯼ஹLxஹᜩᯠ!ᦑz{ᜩᯠ!0(2)|4}ᢣ4}T᜜Ḅᔜ4}᝞4ஹ4ஹ□4ᦑ⌱{ABC஺24.(1)CE(2)BES2-ব7ভ(5)CஹஹBNO.+CO'^N.+CO,ூ᪆௃প᪶ᵯ₹ᦪḼᐗḄ¡¢£ᨵCEḄ᪶ᵯ₹ᦪ¤¥ᡠCE¦¥ᐗ0(2)᪶ᵯ₹ᦪு᪶᜜ᵯᦪḄ¦□¨᪶ᵯ₹ᦪீ᪶᜜ᵯᦪḄª¦▢¨ᡠ£ᨵB¦□¨E¦▢¨ᐸ¢E⊤ḄM®¨ᵨ¨¯°⊤¦{S2-(3)±D⊤³ᐗḄᑣµ¶ᐸ᪶ᵯ₹ᦪ=᪶᜜ᵯᦪᑣ{m=17-2-8=7,ᨬ᜜»ᵯᦪᜧ½4,µ¶¾ªᙠᓄ%¿ᓄ¢À᧕ᑮUÃᵯᡂ&Å᪀(4)᪷ÈÅ᪀É¡ᡠÊËÌB*EMS”,BÎEÏᡂḄᓄᔠᱥḄᓄ%¦{NaS2(5)Mᓄ%¿ᓄ¢ḄᨬЪᡠᵫ¡ᡠÊËᙠI¢ḄᨬЪMCஹB0Óᵫ¡ÊËH¢ᱥMABᓄUBᓄCÕᡂᱥM!ABᓄCᡠ¯°⊤Ö¦{NO/COtN+CO2225.ᓄ%Li+MnO=LiMnOCBB22ூ௃(1)ᵯÞᙠß-aà¢eáḄ4=âᓄMᓄ%4âᓄ¦ᵯ4ᯠãᵯ4âᓄ¦äå4஺┞ᵯÞᙠß-ç┞ÎABᓄèÕᡂé═⏚┞(LiMnCh),ᦑ¾Ḅᓄ%ínᫀp8⚓ᐳ14⚓

20à¦Li+MnCh=LiMnO20ᦑz{ᓄ%0Li+MnO2=LiMnCh;ï2ðñᜧᨵäᔠᡂᩞᧇᒹuᛛᧇஹᔠᡂôõஹᔠᡂö÷ᦑᛛᧇø½ᨵäᔠᡂᩞᧇ0ᦑz{C0ï3ðùḄúdÐ9ᙠû!¢᧕B!ÕᡂU»EúḄBᓄùↈýþùᐹᨵÿḄᢙῖ⇨ឋᦑ⌱B஺4A.⏚ᡂᓄḼ⏚Ḅ!"#ᐭḄ%&!"'#()ᐰ+ὑḄ%&!-.⌱⚗A0ᐵ2345B.ᵫ2Al+6HCl=2AlCb+3H2fABC+ὑ54E%&Ḅᡂ6E%&ḄḼ⏚Ḅ!"#ᐭFGḄ%&!"'#()ᐰ+ὑFGḄ%&'#HI-J.⌱⚗B0ᐵ2!345C.Ḽ⏚Ḅ!"#ᐭᱏ!"%&!"LJMNLJᑮ0,.⌱⚗C0ᐵ234D.ᵫ%&SឤUVABWXYᘤ[ᐗ]Ḅ%&!-.⌱⚗D0ᐵ234஺ᦑ⌱B„26.⏚_•abcᓄ_+dᑖfGghijᓄ#kldmḄᑖn⏚_,opᓄ_+d■rstuᱥwxyz{|}~জঞটூᑖ᪆௃ᱥ%Ḅᱯᨵᵨᳮ஺ூn௃1BAᢝBdAgᔠᱥbᑴgBdᑣA⏚_dᓄ┶¡¢ᵨAᱥ%ᑴB,⏚_ᙠdᓄ¤Ḅjᓄ¥¦§ᑖnᓄ_d.Ḅ⊤©ª⏚_ᓄ_+d5AgᔠᱥᑴBdᑣᑖfGghiAgGgᔠᱥ«ᵨ¬ᑴBdᑣᐸ[gdᓄ═ᵨjᓄ#kldmḄᑖnᦑ¯⏚_-±²^cᓄ_+d;ᑖfGghi5jᓄ#kldmḄᑖn52Ccµ¶⁐g¸B-C¹º»¼½ᑣC¼dᓄ¾¿¿ᙠd[ᓰᡂ¼dᓄ¾¿.ḄÀÁ⊤©ªFe+O^Fe,O)ᡂÆ¡¹⚜ᐜᙠÉ2r{[ÊË&mḄᵨ■rstᰚÍᱥwxyz{|}~ᦑ¯Î⏚_ᵨÏpᓄ_+d;■rstuᱥwxyz{|}~53CᵨÐÑÒᮞmÔ¡ḄgᑣCdᓄÕB-CḄd-ᡂdᓄÖᫀØ9⚓ᐳ14⚓

21ÕḄজ.cUdᓄᨵdÜ#dᓄজ34Àᔠ⚪Þ5ঝ.cUᓄᔠ!34à᝞ℍ⃔äḄ!Àᔠ⚪Þ5ঞdᓄʧ.cUÊå§&34Àᔠ⚪Þ5ট.Abæ᠒dᓄ34à᝞èᔾᵨÀᔠ⚪Þ5ᦑ¯জঞট஺ூêë௃ᓄᔠì-cḄ஺27.(1)ð⚠òᧅÉ{(2)ôõE[Ḅ÷øùúᑮÉ{|ûúᑮÉ{Ḅ|ûMnO2বBF##FB2HO:^^2HO+OT2222(4)C0CaCO+2HCl=CaCl,+HO+COT2322(5)H>O>CO22(6)bூ᪆௃(1)᝞ᡠ!"ᘤজ%&⚠(ᧅ!"ᘤঝ%+,-.(2)/┯1Ḅᙢ4%567E/Ḅ9:;<ᑮ+,->?!@<ᑮ+,-Ḅ>?.(3)ABC,ḄDEFG,ᜧ!IJᵨᔣM᣸G,Oᦈ+!ᓽᵨE67ᦈ+!RSTUᨵWXḄG,YZ[.C,Z᧕]^_!IJᵨ᣸_Oᦈ+!ᓽᵨF67ᦈ+!ᵨ᣸_Oᦈ+ḄC,Fᵨ᣸G,Oᦈ+ḄC,[`.᝞a⌕cdefgᑴi@jk!@⌱ᵨḄmn67%B67!ᑭᵨB67IJpqgᑴrstuḄvwᐵᩭgᑴz{|}Ḅ~wᑖ!jYgᑴi@Ḅjᡈ.ᦑ5BF.ᑭᵨB67ᑴC,Z◤⌕!@ᵨqCᓄᑴ!qCᓄᙠCᓄ═ḄᓄᵨMnOoᑖnᡂ_C,!ᓄ4kB52HO—=2HO+OT.2222(4)ᫀ10⚓!ᐳ14⚓

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